Causative Pathways of Preterm Delivery1
Fetal fibronectin is the single, common biochemical marker for all four mechanisms of preterm birth.

Institute of Medicine Report on risk assessment of preterm labor
Reference
- 1. Lockwood CJ, Kuczynski E. Risk stratification and pathological mechanisms in preterm delivery. Paediatr Perinat Epidemiol. 2001;15 Suppl 2:78-89.
- 2. www.marchofdimes.com